208533280

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42043}}^1$

素因数の和:42089

約数の個数: 48

約数和(自身を含む): 508564224

約数和(自身を除く): 300030944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 42043, 84086, 168172, 210215, 336344, 420430, 672688, 840860, 1303333, 1345376, 1681720, 2606666, 3363440, 5213332, 6516665, 6726880, 10426664, 13033330, 20853328, 26066660, 41706656, 52133320, 104266640, 208533280]

約数ペア:

[(1, 208533280), (2, 104266640), (4, 52133320), (5, 41706656), (8, 26066660), (10, 20853328), (16, 13033330), (20, 10426664), (31, 6726880), (32, 6516665), (40, 5213332), (62, 3363440), (80, 2606666), (124, 1681720), (155, 1345376), (160, 1303333), (248, 840860), (310, 672688), (496, 420430), (620, 336344), (992, 210215), (1240, 168172), (2480, 84086), (4960, 42043)]